Commissariat a L'energie Atomique Et Aux Energies Alternatives

Jose-Luis Gonzalez Jimenez

Alexandre Siligaris

Clement Jany

Baudouin Martineau

Frederic Hameau

Cedric Dehos

A carrier recovery system for a receiver of a phase-modulated signal N-PSK, the system including a first pre-conditioning circuit of the signal received (S(t)), with the pre-conditioned signal (SP(t)) having a component, non-modulated in phase, at the frequency N&#x192;where &#x192;is the carrier used for the modulation N-PSK, and a carrier regeneration circuit to regenerate two sinusoidal signals in quadrature at the frequency &#x192;, with these signals being phase locked with respect to said non-modulated component in phase of the pre-conditioned signal.

Carrier recovery analog system for a receiver of a N-PSK signal

Device for adjusting the locking of an injection locked frequency multiplier, including:

Device for adjusting the locking of an injection locked frequency multiplier

Electronic device comprising an interconnection structure comprising an alternating stack of arrays of conducting lines and dielectric layers in which:

Device with interconnection structure for forming a conduction path or a conducting plane with high decoupling capacitance

Device for emitting-receiving signals in two symmetrical frequency bands in relation to a first frequency Fand such that each one of the bands comprises symmetrical channels in relation to second frequencies F, F, comprising:

Device and method for emitting and/or receiving signals in at least two symmetrical transmission frequency bands

A frequency synthesis device, including: a first generator configured to generate a periodical signal with a frequency f; a second generator, coupled to the first generator and generating from the signal with a frequency fa signal Scorresponding to a train of oscillations with a frequency substantially equal to N&#xb7;f, with a duration lower than T=1/fand periodically repeated at the frequency f; a third generator generating, from the signal S, m periodical signals Sto Swith frequency spectra each include a main line with a frequency fcorresponding to an integer multiple of f, with 1&#x2266;i&#x2266;m, the third generator operating as a band-pass filter applied to the signal Sand discarding from the frequency spectra of each of the periodical signals Sto Slines other than the main line with a frequency f.

Frequency synthesis device and method

A device for generating at least one frequency-stable periodical signal, including: a generator configured to generate at least one first periodical signal with frequency spectrum that includes at least two lines at different frequencies fand f; a first switchable injection-locked oscillator configured to receive at an input the first periodical signal and to be locked, in a first state, to the frequency f, and in a second state, to the frequency f, as a function of a value of at least one control signal applied at the input of the first switchable injection-locked oscillator.

Growing community of inventors

Voreppe, France

Jose-Luis Gonzalez Jimenez